Finding the Fourth Proportional to 131.98, 182.04 and 102.82

Step by Step Solution

1. Step 1: Write the proportion equation
   131.98 : 182.04 = 102.82 : x
2. Step 2: Convert to fraction form
   131.98/182.04 = 102.82/x
3. Step 3: Cross multiply
   131.98x = 182.04 × 102.82
4. Step 4: Simplify right side
   131.98x = 18,717.35
5. Step 5: Solve for x
   x = 18,717.35/131.98
6. Step 6: Final answer
   x = 141.82